Exercise helps fat cells be reprogramed to keep burning calories

Research shows that exercise such as walking releases the irisin hormone, which turns on fat cells so they burn rather than store calories.

Research shows that exercise such as walking releases the irisin...

A couple of years ago, published lab research revealed that mice secreted a hormone during exercise that reprogrammed their adipose tissue (fat cells). This allowed the critters to burn calories at a souped-up rate even when they were resting. We were a little skeptical that the results would apply to humans, but what's improbable yesterday …

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